Merge remote-tracking branch 'origin/master' into debug-pangwenjie

# Conflicts:
#	docs/event-producer-consumer.md
#	packages/core/agent-loop/src/loop.ts

packages/core/agent-loop/src/loop.ts

@@ -581,7 +581,8 @@ async function runStep(
       })
       session.append('tool/result', {
         turn, step,
-        // Preserve transcript pairing even if a post-execute listener returns another id.
+        // Correlation comes from the immutable execution input; the result does
+        // not duplicate this authoritative transcript identity.
         callId: call.id,
         content: result.content,
         isError: result.isError,